CA2127894A1 - Light diffuser composition - Google Patents

Light diffuser composition

Info

Publication number
CA2127894A1
CA2127894A1 CA002127894A CA2127894A CA2127894A1 CA 2127894 A1 CA2127894 A1 CA 2127894A1 CA 002127894 A CA002127894 A CA 002127894A CA 2127894 A CA2127894 A CA 2127894A CA 2127894 A1 CA2127894 A1 CA 2127894A1
Authority
CA
Canada
Prior art keywords
polymer
particles
composition
weight
light diffuser
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
CA002127894A
Other languages
English (en)
French (fr)
Inventor
Juergen Eiffler
Willem Jasperse
Craig Snook
Thomas Wegman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Publication of CA2127894A1 publication Critical patent/CA2127894A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
    • G02B5/0242—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L101/00—Compositions of unspecified macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/01—Use of inorganic substances as compounding ingredients characterized by their specific function
    • C08K3/013—Fillers, pigments or reinforcing additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/04—Homopolymers or copolymers of esters
    • C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
    • C08L33/10—Homopolymers or copolymers of methacrylic acid esters
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
    • C08L51/003—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to macromolecular compounds obtained by reactions only involving unsaturated carbon-to-carbon bonds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L57/00—Compositions of unspecified polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0268—Diffusing elements; Afocal elements characterized by the fabrication or manufacturing method
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Manufacturing & Machinery (AREA)
  • Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Optical Elements Other Than Lenses (AREA)
CA002127894A 1993-07-14 1994-07-13 Light diffuser composition Abandoned CA2127894A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB939314604A GB9314604D0 (en) 1993-07-14 1993-07-14 Light diffuser composition
GB9314604.1 1993-07-14

Publications (1)

Publication Number Publication Date
CA2127894A1 true CA2127894A1 (en) 1995-01-15

Family

ID=10738837

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002127894A Abandoned CA2127894A1 (en) 1993-07-14 1994-07-13 Light diffuser composition

Country Status (9)

Country Link
EP (1) EP0634445B1 (ko)
JP (1) JP3450902B2 (ko)
KR (1) KR100338904B1 (ko)
BR (1) BR9402276A (ko)
CA (1) CA2127894A1 (ko)
DE (1) DE69419986T2 (ko)
ES (1) ES2134322T3 (ko)
GB (1) GB9314604D0 (ko)
TW (1) TW275079B (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7582720B2 (en) 2005-03-03 2009-09-01 Bayer Material Science Ag Light-scattering shaped articles of high light transmission and the use thereof in flat screens

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DE102004036249A1 (de) * 2004-07-26 2006-02-16 Bayer Materialscience Ag Formkörper mit hoher Lichtstreuung und hoher Lichttransmission
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TWI386448B (zh) * 2007-01-26 2013-02-21 Rohm & Haas 光散射組成物
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DE102009025123A1 (de) 2009-06-16 2010-12-23 Osram Opto Semiconductors Gmbh Strahlungsemittierende Vorrichtung
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DE102009052042A1 (de) 2009-11-05 2011-05-12 Bayer Materialscience Ag Polycarbonatzusammensetzung mit verbesserter Flammwidrigkeit für Extrusionsanwendungen
EP2496636B1 (de) 2009-11-05 2019-05-15 Covestro Deutschland AG Polycarbonatzusammensetzung mit verbesserter flammwidrigkeit für extrusionsanwendungen
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7582720B2 (en) 2005-03-03 2009-09-01 Bayer Material Science Ag Light-scattering shaped articles of high light transmission and the use thereof in flat screens

Also Published As

Publication number Publication date
EP0634445A1 (en) 1995-01-18
EP0634445B1 (en) 1999-08-11
ES2134322T3 (es) 1999-10-01
KR960014264A (ko) 1996-05-22
JPH07149995A (ja) 1995-06-13
DE69419986T2 (de) 1999-12-23
GB9314604D0 (en) 1993-08-25
JP3450902B2 (ja) 2003-09-29
TW275079B (ko) 1996-05-01
DE69419986D1 (de) 1999-09-16
KR100338904B1 (ko) 2002-11-01
BR9402276A (pt) 1995-03-14

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Legal Events

Date Code Title Description
FZDE Discontinued